Personal digital assistant



FIG. 1 is a perspective view of a personal digital assistant (PDA) shown in a cover-open position;

FIG. 2 is a perspective view of a personal digital assistant (PDA) shown in a cover-closed position;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a back elevation view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

The ornamental design for a personal digital assistant, as shown and described. 